Image formation apparatus and image formation method
AssigneeCanon Kabushiki Kaisha
InventorAkihiro Nakamura
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Abstract
An image formation apparatus comprises a transporting roller pair and resist roller pair for transporting sheets supplied from a sheet supplying device positioned relative to the image formation apparatus at a sheet supplying interval, and an image processing controller for receiving, from the sheet supplying device, information relating to the sheet supplying interval. In the event of the image formation apparatus transporting sheets supplied from the sheet supplying device, the transporting roller pair and resist roller pair transport the sheets at the sheet supplying interval, based on the information regarding the sheet supplying interval received by the image processing controller.
Claims5
An image forming apparatus for forming images on sheets fed from two or more sheet supplying devices detachably mountable to the image forming apparatus, said image forming apparatus comprising:
- a sheet transporting unit transporting said sheets fed from said sheet supplying devices;
- an image formation unit forming an image on a transfer member;
- a transfer unit transferring the image on the transfer member onto a sheet;
- and
- a control unit
- determining a connection position of each sheet supplying device and deciding whether to inquire of each sheet supplying device a sheet interval according to the connection position,
- wherein responsive to the control unit inquiring one of the sheet supplying devices, the one sheet supplying device transmits a sheet interval information according to an amount of sheets therein to the control unit, and
- wherein responsive to the one sheet supplying device transmitting the sheet interval information to the control unit, the control unit changes an image forming interval on the transfer member and a sheet feeding interval by the one sheet supplying device.
Dependencies are inferred from the claim text.